1 citations · 1 across the 2 of their papers we have counts for
2 papers
math.CO2025
A weak Lehmer code for type
Paolo Sentinelli, Andrea Zatti
We provide an algorithm to construct a multicomplex for any lower Bruhat interval of , such that its rank--generating function equals that of the Bruhat interval. For Weyl gro…
math.CO2020★ 1 cited
Special idempotents and projections
P. Sentinelli
We define, for any special matching of a finite graded poset, an idempotent, regressive and order preserving function. We consider the monoid generated by such functions. The idemp…